Question

# The most abundant element in the universe is:

A
helium
B
oxygen
C
silicon
D
hydrogen

Solution

## The correct option is C hydrogenHydrogen is more plentiful than any other element making up about 3/4th the mass of the universe. Helium is second making up almost all of the remaining $$25\%$$. Oxygen is third most abundant element of universe. On earth, oxygen is the most common element making up about $$47\%$$ of earth's mass.Chemistry

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